90642420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{45779}}^1$

素因数の和:45805

約数の個数: 72

約数和(自身を含む): 299950560

約数和(自身を除く): 209308140

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 180, 198, 220, 330, 396, 495, 660, 990, 1980, 45779, 91558, 137337, 183116, 228895, 274674, 412011, 457790, 503569, 549348, 686685, 824022, 915580, 1007138, 1373370, 1510707, 1648044, 2014276, 2060055, 2517845, 2746740, 3021414, 4120110, 4532121, 5035690, 6042828, 7553535, 8240220, 9064242, 10071380, 15107070, 18128484, 22660605, 30214140, 45321210, 90642420]

約数ペア:

[(1, 90642420), (2, 45321210), (3, 30214140), (4, 22660605), (5, 18128484), (6, 15107070), (9, 10071380), (10, 9064242), (11, 8240220), (12, 7553535), (15, 6042828), (18, 5035690), (20, 4532121), (22, 4120110), (30, 3021414), (33, 2746740), (36, 2517845), (44, 2060055), (45, 2014276), (55, 1648044), (60, 1510707), (66, 1373370), (90, 1007138), (99, 915580), (110, 824022), (132, 686685), (165, 549348), (180, 503569), (198, 457790), (220, 412011), (330, 274674), (396, 228895), (495, 183116), (660, 137337), (990, 91558), (1980, 45779)]